#!/bin/bash

set -euf
cd $(dirname $(readlink -f $0))
usage(){
    cat <<EOF 
usage: $0 [pubkey-file] [bootstrap-file]
    if pubkey-file is "" it will be skipped.

    e.g.:
        $0 "" ../path/to/other/bootstrap
EOF
    
}
pubfile=${1:-}
bootfile=${2:-../etc/services/bootstrap}
outdir=$PWD/out
mkdir -p "$outdir"
for i in `cat $bootfile`; do
    # retard uriparsing but good enough for our use case
    netloc=${i##*//}
    host=${netloc%%:*}
    port=${netloc##*:}
    [ "$port" == "$host" ] && port=1337

    pubarg="${pubfile:+-i $pubfile}"
    #printf "" 
    cat >$outdir/$host <<EOF
$(ssh ${pubarg} "services@$host" -p "$port"  -o PasswordAuthentication=no
    2>/dev/null||: )
EOF
    #printf ""
done